#  Copyright 2024-2034 the original author or authors.
#
#  Licensed under the Apache License, Version 2.0 (the "License");
#  you may not use this file except in compliance with the License.
#  You may obtain a copy of the License at
#
#  http://www.apache.org/licenses/LICENSE-2.0
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
#  limitations under the License.

def mod(chars, mod_number):
    result = 1
    if chars is None:
        return result

    for char in chars:
        result += ord(char) << 1
    if mod_number is None:
        mod_number = 1
    result = result % mod_number
    return result

if '__main__' == __name__ :
    mod = mod('1', 100)
    print(mod)